diff --git a/drivers/spi/spi-tegra210-quad.c b/drivers/spi/spi-tegra210-quad.c
index 15c110c00aca..669e01d3f56a 100644
--- a/drivers/spi/spi-tegra210-quad.c
+++ b/drivers/spi/spi-tegra210-quad.c
@@ -1161,6 +1161,7 @@ static int tegra_qspi_combined_seq_xfer(struct tegra_qspi *tqspi,
 	u32 address_value = 0;
 	u32 cmd_config = 0, addr_config = 0;
 	u8 cmd_value = 0, val = 0;
+	unsigned long flags;
 
 	/* Enable Combined sequence mode */
 	val = tegra_qspi_readl(tqspi, QSPI_GLOBAL_CONFIG);
@@ -1264,13 +1265,17 @@ static int tegra_qspi_combined_seq_xfer(struct tegra_qspi *tqspi,
 			tegra_qspi_transfer_end(spi);
 			spi_transfer_delay_exec(xfer);
 		}
+		spin_lock_irqsave(&tqspi->lock, flags);
 		tqspi->curr_xfer = NULL;
+		spin_unlock_irqrestore(&tqspi->lock, flags);
 		transfer_phase++;
 	}
 	ret = 0;
 
 exit:
+	spin_lock_irqsave(&tqspi->lock, flags);
 	tqspi->curr_xfer = NULL;
+	spin_unlock_irqrestore(&tqspi->lock, flags);
 	msg->status = ret;
 
 	return ret;